Professor Jussi Keppo teaches stochastic process and risk management courses at University of Michigan and National University of Singapore.

He has several publications in the top-tier journals such as Journal of Economic Theory, Review of Economic Studies, and Journal of Business on topics such as investment analysis, information economics, and production optimization. His research has been supported by several European and US agencies such as the National Science Foundation.

He serves on the editorial boards of Mathematics of Operations Research, Operations Research Letters, Production and Operations Management, and Journal of Energy Markets. He has consulted several Fortune 100 companies.

A quant at Citi has revived debate about the changing nature of the profession (www.risk.net/2417747). The scope is narrower, he claims; the job has been dumbed down, and today's quants are little more than programmers. Is he right?